Battery pack



FIG. 1 is an isometric view of a battery pack.

FIG. 2 is a front elevation view of a battery pack.

FIG. 3 is a left side elevation view of a battery pack.

FIG. 4 is a rear elevation view of a battery pack.

FIG. 5 is a right side elevation view of a battery pack.

FIG. 6 is top view of a battery pack; and,

FIG. 7 is a bottom view of a battery pack. 

CLAIM The ornamental design for a battery pack, as shown and described. 